As a result of extensive experimental investigations and intensive research programme, it has been possible to synthesize various compounds having tuberculostatic properties (Rist et al, 1940; Lehmann, 1946; Domagk, 1950) and to detect the presence of anti-tubercular activity in a variety of compounds of both synthetic and natural origin (Rake, 1949; Steenken and Wolinsky, 1950; Editorial, 1950...

BERGER, S.V. (1949). Acta chem. scand. 3, 660. B~RGER, S.V. (1950). Acta chem. scan& 4, 1054. ITO, T. (1950). X-ray Studies on Polymorphism. Tokyo: Maruzen. T ~ u c H I , Y. (1950). Acta Cryst. 3, 208. TXK~UCHI, Y., WATANAB~, T. & ITO, T. (1950). Acta Cryst. 3, 98. WATAN~., T. (1939). Miner. petrogr. Mitt. 50, 441. ZAC~A~IASE~, W. H. (1931). Proc. Nat. Acad. Sci. Wash. 17, 617. ZACH)~SEN, W . H...

OBJECTIVE To evaluate the food and nutrient intake of members of a birth cohort study when young children in 1950 and investigate differences from present-day children's diets. DESIGN One-day recall diet records from the MRC National Survey of Health and Development (NSHD) (1946 Birth Cohort) at age 4 years were analysed for energy and selected nutrients and compared to the published results ...

3L-6vy, H. A., and Corey, R. B., Ibid., 63, 2095 (1941). Donohue, J., Ibid.; 72, 949 (1950). 4Shoemaker, D. P., Donohue, J., Schomaker, V., and Corey, R. B., Ibid., 72, 2328 (1950). 'Carpenter, G. B., and Donohue, J., Ibid., 72, 2315 (1950). Hughes, E. W., and Moore, W. J., Ibid., 71, 2618 (1949). 7Astbury, W. T., and Bell, F. O., Nature, 147,696 (1941). 8 Huggins, M. L., Chem. Rev., 32,195 (19...

2 Cleveland, L. R., J. Morph., 85, 197 (1949); 86, 185 (1950); 86, 215 (1950); 87, 317 (1950); 87, 349 (1950); 88, 199 (1951); 88, 385 (1951); 91, 269 (1952); 93, 371 (1953); 95, 189 (1954); 95, 213 (1954); 95, 557 (1954); 97, 511 (1955); Arch. f. Protistenk., 101, 99 (1956). 3 Cleveland, L. R., J. Protozool., 4, 168 (1957). 4Butenandt, A., and P. Karlson, Z. Naturforsch., 9b, 389 (1954). 5 Nut...

Eleven general practitioners examined the medical records of all women on their lists born in 1950 (617 patients) and 1935 (533 patients) to determine the prevalence of childlessness and specialist consultations about infertility. Eighty eight (14.3%) of the women born in 1950 and 41 (7.7%) of those born in 1935 were childless. Sixty eight women born in 1950 (11.0%) and 17 born in 1935 (3.2%) w...